:root{--bg:#f4f7f6;--card:#fff;--text:#1c2b2a;--muted:#6b7c7a;--brand:#0e9f8f;--brand-dark:#0b7f73;--error:#c0392b;color:var(--text);background:var(--bg);font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif}*{box-sizing:border-box}body{margin:0}.container{max-width:520px;margin:0 auto;padding:32px 16px}header{text-align:center;margin-bottom:24px}h1{margin:0;font-size:2.5rem}h2{margin:0 0 12px;font-size:1.1rem}.plus{color:var(--brand)}.tagline,.muted{color:var(--muted)}.tagline{margin:4px 0 0}.card{background:var(--card);border-radius:16px;margin-bottom:16px;padding:20px;box-shadow:0 2px 12px #0000000f}label{margin-bottom:8px;font-weight:600;display:block}.row{gap:8px;display:flex}input{border:1px solid #d5dedc;border-radius:10px;flex:1;min-width:0;padding:12px;font-size:1rem}button{background:var(--brand);color:#fff;cursor:pointer;border:0;border-radius:10px;padding:12px 18px;font-size:1rem;font-weight:600}button:hover:not(:disabled){background:var(--brand-dark)}button:disabled{opacity:.5;cursor:default}.error{color:var(--error);margin:10px 0 0}ul{margin:0;padding:0;list-style:none}li{border-top:1px solid #eef2f1;justify-content:space-between;gap:8px;padding:10px 0;display:flex}li:first-child{border-top:0}time{font-size:.85rem}